Compare Wukii Solar Technology WK165-18-P vs Sunday-Seoul Marine STEP 5 310W

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 165 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18.8 V

Current at Maximum Power IMPP: 8.78 A

Open Circuit Voltage VOC: 23.07 V

Short Circuit Current ISC: 9.44 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.435 %/°C

Temperature Coefficient of Voc: -0.35 %/°C

Temperature Coefficient of Isc: 0.043 %/°C

Solar Panel Attributes

Weight: 11.6 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 90 mm

Glass Type: Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

10 Years of 90.7% Output Power, 25 Years of 80.2% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 310 Wp

Efficiency: 18.86 %

Voltage at Maximum Power VMPP: 33.43 V

Current at Maximum Power IMPP: 9.28 A

Open Circuit Voltage VOC: 40.33 V

Short Circuit Current ISC: 9.74 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~90 °C

Temperature Coefficient of Pmax: -0.35 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 18.4 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 1000 mm

Glass Type: Tempered, High Transmittance